qcacmn: changes in add ast to support HKv2

Changes to find the AST entry based on pdev_id as
AST entry per pdev can exist in HKv2

Change-Id: I27e66f4671fe2c5eca4c496d6220e94f087f2c18
CRs-fixed: 2317790

dp/wifi3.0/dp_peer.h

@@ -93,6 +93,10 @@ void dp_peer_ast_unmap_handler(struct dp_soc *soc,
 int dp_peer_update_ast(struct dp_soc *soc, struct dp_peer *peer,
 			struct dp_ast_entry *ast_entry,	uint32_t flags);
 
+struct dp_ast_entry *dp_peer_ast_hash_find_by_pdevid(struct dp_soc *soc,
+						     uint8_t *ast_mac_addr,
+						     uint8_t pdev_id);
+
 struct dp_ast_entry *dp_peer_ast_hash_find(struct dp_soc *soc,
 						uint8_t *ast_mac_addr);